Ultrafast Laser Inscribed Waveguide Lasers in Tm3+:SrF2
Llamas V., Loiko P., Kifle E., Romero C., Vázquez de Aldana J.R., Serres J.M., MauroTonelli, Damiano E., Zakharov V., Veniaminov A., Aguiló M., Díaz F., Chen W., Griebner U., Petrov V., Mateos X.
Publication type: Proceedings Article
Publication date: 2020-09-14
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Abstract
Depressed-index low-loss (0.38 dB/cm) buried channel waveguides with a circular cladding are fabricated in bulk Tm3+:SrF2 by ultrafast laser inscription. The waveguide laser generated 148 mW at 1.87 pm with a slope efficiency of 63.9%.
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